books.google.com - This country's most challenging writer on education presents here a distillation, for the general reader, of half a decade's research and reflection. His theme is dual: how children learn, and how they can best be helped to learn--how they can be brought to the fullest realization of their capacities....http://books.google.com/books/about/Toward_a_Theory_of_Instruction.html?id=F_d96D9FmbUC&q=idea&utm_source=gb-gplus-shareToward a Theory of Instruction